This Ewa-Marine 55mm adapter ring set is used to center the camera lens in an Ewa-Marine housing. The set consist of a ring that screws onto the lens. Then there is an outer ring that pressure fits into the inside of the housing port. The ring is used with autofocus SLR cameras with internal focusing lenses only.
Note: Use this ring with the following housing:
- D-A
- D-AX
- U-AXP
- U-AXP100
- C-AF
- C-AFX
- CZ-100
